What do biotechnologists use to cut DNA molecules at specific sequences? transformation DNA polymerase DNA ligase restriction endonuclease

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

How water is moving through the ecosystem ?

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees